diff --git a/build.gradle b/build.gradle
index c414fdcaa..7691b1413 100644
--- a/build.gradle
+++ b/build.gradle
@@ -24,7 +24,7 @@
 buildscript {
 
     ext {
-        kotlinVersion = '1.7.20'
+        kotlinVersion = '1.7.21'
     }
 
     repositories {